tor-browser

The Tor Browser
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HTMLMetaElement.html (2876B)

      1 <!DOCTYPE html>
      2 <title>Custom Elements: CEReactions on HTMLMetaElement interface</title>
      3 <link rel="author" title="Intel" href="http://www.intel.com">
      4 <meta name="assert" content="name, httpEquiv, content of
      5  HTMLMetaElement interface must have CEReactions">
      6 <meta name="help" content="https://html.spec.whatwg.org/#the-meta-element">
      7 <script src="/resources/testharness.js"></script>
      8 <script src="/resources/testharnessreport.js"></script>
      9 <script src="../../resources/custom-elements-helpers.js"></script>
     10 <script src="../resources/reactions.js"></script>
     11 
     12 <script>
     13 
     14 function getParentElement() {
     15  return document.head;
     16 }
     17 
     18 function setAttributes(instance, attribute, value) {
     19  instance.setAttribute(attribute, value);
     20 }
     21 
     22 testReflectAttributeWithDependentAttributes(
     23  'name', 'name', 'description',
     24  'keywords', 'name on HTMLMetaElement', 'meta',
     25  getParentElement,
     26  instance => setAttributes(instance, 'content', 'HTMLMetaElement'),
     27  HTMLMetaElement
     28 );
     29 testReflectAttributeWithDependentAttributes(
     30  'content', 'content', 'name1',
     31  'name2', 'content on HTMLMetaElement', 'meta',
     32  getParentElement, instance => setAttributes(instance, 'name', 'author'),
     33  HTMLMetaElement
     34 );
     35 
     36 test(() => {
     37  let element = define_build_in_custom_element(
     38    ['http-equiv'], HTMLMetaElement, 'meta'
     39  );
     40  let instance = document.createElement('meta', { is: element.name });
     41 
     42  assert_array_equals(element.takeLog().types(), ['constructed']);
     43  document.head.appendChild(instance);
     44  assert_array_equals(element.takeLog().types(), ['connected']);
     45  instance['content'] = '300';
     46  instance['httpEquiv'] = 'refresh';
     47  let logEntries = element.takeLog();
     48  assert_array_equals(logEntries.types(), ['attributeChanged']);
     49  assert_attribute_log_entry(logEntries.last(), {
     50    name: 'http-equiv', oldValue: null, newValue: 'refresh', namespace: null
     51  });
     52 }, 'httpEquiv on HTMLMetaElement must enqueue an attributeChanged'
     53  + ' reaction when adding a new attribute');
     54 
     55 test(() => {
     56  let element = define_build_in_custom_element(
     57    ['http-equiv'], HTMLMetaElement, 'meta'
     58  );
     59  let instance = document.createElement('meta', { is: element.name });
     60  document.head.appendChild(instance);
     61 
     62  assert_array_equals(element.takeLog().types(), ['constructed', 'connected']);
     63  instance['content'] = 'text/html; charset=UTF-8';
     64  instance['httpEquiv'] = 'content-type';
     65  assert_array_equals(element.takeLog().types(), ['attributeChanged']);
     66  instance['content'] = '300';
     67  instance['httpEquiv'] = 'refresh';
     68  let logEntries = element.takeLog();
     69  assert_array_equals(logEntries.types(), ['attributeChanged']);
     70  assert_attribute_log_entry(logEntries.last(), {
     71    name: 'http-equiv', oldValue: 'content-type',
     72    newValue: 'refresh', namespace: null
     73  });
     74 }, 'httpEquiv on HTMLMetaElement must enqueue an attributeChanged'
     75  + ' reaction when replacing an existing attribute');
     76 
     77 </script>